*{
  margin: 0;
  padding: 0;
}
body {
  font-family: "微软雅黑";
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

ul li {
  margin: 0;
  padding: 0;
}

img {
  vertical-align: middle;
}

a {
  text-decoration: none;
  color: #000000;
}
